summaryrefslogtreecommitdiffstats
path: root/src/H5BPdbg.c
diff options
context:
space:
mode:
authorQuincey Koziol <koziol@hdfgroup.org>2005-07-06 18:13:32 (GMT)
committerQuincey Koziol <koziol@hdfgroup.org>2005-07-06 18:13:32 (GMT)
commit82a12612e389fc618163a6a6d16a4908600a5a05 (patch)
treebfbc661d5f1906930f2d15d60be50e055c7cb54e /src/H5BPdbg.c
parent00232105046ace63639557776c0e331b21cbe784 (diff)
downloadhdf5-82a12612e389fc618163a6a6d16a4908600a5a05.zip
hdf5-82a12612e389fc618163a6a6d16a4908600a5a05.tar.gz
hdf5-82a12612e389fc618163a6a6d16a4908600a5a05.tar.bz2
[svn-r11031] Purpose:
New feature Description: Initial checkin of B+ Tree code. Platforms tested: FreeBSD 4.11 (sleipnir) h5committest Misc. update:
Diffstat (limited to 'src/H5BPdbg.c')
-rw-r--r--src/H5BPdbg.c120
1 files changed, 120 insertions, 0 deletions
diff --git a/src/H5BPdbg.c b/src/H5BPdbg.c
new file mode 100644
index 0000000..07dd492
--- /dev/null
+++ b/src/H5BPdbg.c
@@ -0,0 +1,120 @@
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * Copyright by the Board of Trustees of the University of Illinois. *
+ * All rights reserved. *
+ * *
+ * This file is part of HDF5. The full HDF5 copyright notice, including *
+ * terms governing use, modification, and redistribution, is contained in *
+ * the files COPYING and Copyright.html. COPYING can be found at the root *
+ * of the source code distribution tree; Copyright.html can be found at the *
+ * root level of an installed copy of the electronic HDF5 document set and *
+ * is linked from the top-level documents page. It can also be found at *
+ * http://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html. If you do not have *
+ * access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu. *
+ * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+
+/*-------------------------------------------------------------------------
+ *
+ * Created: H5BPdbg.c
+ * Apr 19 2005
+ * Quincey Koziol <koziol@ncsa.uiuc.edu>
+ *
+ * Purpose: Dump debugging information about a B+ tree.
+ *
+ *-------------------------------------------------------------------------
+ */
+
+#define H5BP_PACKAGE /*suppress error about including H5BPpkg */
+
+/* Private headers */
+#include "H5private.h" /* Generic Functions */
+#include "H5BPpkg.h" /* B+ trees */
+#include "H5Eprivate.h" /* Error handling */
+#include "H5FLprivate.h" /* Free Lists */
+
+
+/*-------------------------------------------------------------------------
+ * Function: H5BP_hdr_debug
+ *
+ * Purpose: Prints debugging info about a B+ tree header.
+ *
+ * Return: Non-negative on success/Negative on failure
+ *
+ * Programmer: Quincey Koziol
+ * koziol@ncsa.uiuc.edu
+ * Apr 19 2005
+ *
+ *-------------------------------------------------------------------------
+ */
+herr_t
+H5BP_hdr_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream, int indent, int fwidth,
+ const H5BP_class_t *type)
+{
+ H5BP_t *bpt = NULL;
+ H5BP_shared_t *shared; /* Shared B+ tree information */
+ herr_t ret_value=SUCCEED; /* Return value */
+
+ FUNC_ENTER_NOAPI(H5BP_hdr_debug, FAIL)
+
+ /*
+ * Check arguments.
+ */
+ assert(f);
+ assert(H5F_addr_defined(addr));
+ assert(stream);
+ assert(indent >= 0);
+ assert(fwidth >= 0);
+
+ /*
+ * Load the B+ tree header.
+ */
+ if (NULL == (bpt = H5AC_protect(f, dxpl_id, H5AC_BPT_HDR, addr, type, NULL, H5AC_READ)))
+ HGOTO_ERROR(H5E_BTREE, H5E_CANTLOAD, FAIL, "unable to load B+ tree header")
+
+ /* Get the pointer to the shared B+ tree info */
+ shared=H5RC_GET_OBJ(bpt->shared);
+ assert(shared);
+
+ /*
+ * Print the values.
+ */
+ HDfprintf(stream, "%*s%-*s %s\n", indent, "", fwidth,
+ "Tree type ID:",
+ (shared->type->id == H5BP_TEST_ID ? "H5BP_TEST_ID" :
+ "Unknown!"));
+ HDfprintf(stream, "%*s%-*s %Zu\n", indent, "", fwidth,
+ "Size of node:",
+ shared->node_size);
+ HDfprintf(stream, "%*s%-*s %s\n", indent, "", fwidth,
+ "Dirty flag:",
+ bpt->cache_info.is_dirty ? "True" : "False");
+ HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
+ "Depth:",
+ bpt->depth);
+ HDfprintf(stream, "%*s%-*s %Hu\n", indent, "", fwidth,
+ "Number of records in tree:",
+ bpt->root.all_nrec);
+ if(H5BP_NODE_OVERSIZE(bpt->root.util))
+ HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
+ "Root node size multiplier:",
+ (unsigned)(bpt->root.util & 0x7f));
+ else
+ HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
+ "Root node size utilization:",
+ (unsigned)bpt->root.util);
+ HDfprintf(stream, "%*s%-*s %a\n", indent, "", fwidth,
+ "Address of root node:",
+ bpt->root.addr);
+ HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
+ "Split percent:",
+ shared->split_percent);
+ HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
+ "Merge percent:",
+ shared->merge_percent);
+
+done:
+ if (bpt && H5AC_unprotect(f, dxpl_id, H5AC_BPT_HDR, addr, bpt, H5AC__NO_FLAGS_SET) < 0)
+ HDONE_ERROR(H5E_BTREE, H5E_PROTECT, FAIL, "unable to release B+ tree header")
+
+ FUNC_LEAVE_NOAPI(ret_value)
+} /* end H5BP_hdr_debug() */
+